Radeon HD 3450 and GeForce GTX 275 PhysX Edition - video card comparison
Radeon HD 3450
GeForce GTX 275 PhysX Edition
Architecture
TeraScale (2005−2013)
Tesla 2.0 (2007−2013)
GPU code name
RV620
GT200B
Market segment
Desktop
Desktop
Release date
December 2007
February 2010
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
1x 6-pin + 1x 8-pin
Core clock speed
600 MHz
633 MHz
Floating-point performance
48 gflops
622.1 gflops
Manufacturing process technology
55 nm
55 nm
Number of transistors
181 million
1,400 million
Pipelines / CUDA cores
40
240
Power consumption (TDP)
25 Watt
219 Watt
Texture fill rate
2.400
50.64
Memory type
DDR2
GDDR3
Maximum RAM amount
256 MB
896 MB
Memory bus width
64 Bit
448 Bit
Memory clock speed
1000 MHz
2268 MHz
Memory bandwidth
8 GB/s
127.0 GB/s
Display Connectors
1x DVI, 1x VGA, 1x S-Video
2x DVI
DirectX
10.1 (10_1)
11.1 (10_0)
CUDA
-
1.3
OpenCL
N/A
1.1
OpenGL
3.3
3.3
Shader Model
4.1
4.0
Vulkan
N/A
N/A